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Monongahela River

Monongahela River Current Water Temperature and Forecast

On this page, you will find comprehensive information about the water temperature in Monongahela River, including current readings, historical data and trends, monthly averages, as well as weather forecasts and upcoming temperature predictions. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Current Water Temperature in Monongahela River

48°F

TODAY

49°F

YESTERDAY

50°F

A WEEK AGO

As of today, the minimum water temperature in the Monongahela River ranges from 41°F (5°C) to 47°F (8°C). This water temperature is still quite low, and swimming in such conditions may only be comfortable for hardened individuals. It is recommended to limit the time spent in the water to avoid hypothermia. For those not accustomed to cold water, it is better to refrain from swimming. However, if you decide to enter the water, it is advisable to wear a warm wetsuit for protection against the cold.

It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.

Analysis, Historical Data, and Forecast of Water Temperature

Water Temperature Chart for Monongahela River Over the Last 30 Days

Today the water temperature in Monongahela River is lower than the same day in previous years. The water temperature range here in April is from 41°F to 61°F. The water temperature has decreased over the past 7 days but has increased over the past month.

The forecasted water temperature values for Monongahela River are presented in the table below.

The actual water temperature values near the shore may differ by a few degrees from the stated values. For the development of the forecast, we use our own mathematical model that takes into account the current water temperature changes, historical data, and key weather trends, including wind strength and direction, and air temperature in each specific region.

Daily Water Temperature Chart

DateCurrentAverageForecast
Apr 950°F50°F
Apr 1050°F50°F
Apr 1149°F50°F
Apr 1249°F50°F
Apr 1349°F50°F
Apr 1450°F50°F
Apr 1549°F50°F
Apr 1648°F50°F
Apr 1750°F48°F
Apr 1850°F49°F
Apr 1950°F49°F
Apr 2050°F49°F
Apr 2150°F49°F
Apr 2250°F49°F
Apr 2350°F49°F
Apr 2450°F49°F
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast

Water Temperature Ranges in Monongahela River by Month

January

MinimumAverageMaximum
34°F41°F48°F

February

MinimumAverageMaximum
34°F41°F48°F

March

MinimumAverageMaximum
37°F44°F52°F

April

MinimumAverageMaximum
41°F50°F61°F

May

MinimumAverageMaximum
46°F56°F70°F

June

MinimumAverageMaximum
57°F65°F72°F

July

MinimumAverageMaximum
63°F68°F75°F

August

MinimumAverageMaximum
63°F71°F73°F

September

MinimumAverageMaximum
52°F64°F66°F

October

MinimumAverageMaximum
46°F56°F61°F

November

MinimumAverageMaximum
37°F47°F61°F

December

MinimumAverageMaximum
37°F40°F46°F

Monthly Water Temperature Histogram for Monongahela River

Water Temperature in Cities and Towns on Monongahela River

Morgantown
United States (West Virginia)
49°F
Pittsburgh
United States (Pennsylvania)
46°F
Fairmont
United States (West Virginia)
51°F

Monongahela River Weather

APRIL 17

30°F / 59°F
mainly clear

rain: 1% | wind: 7 mph

APRIL 18

41°F / 77°F
overcast

rain: 11% | wind: 16 mph

APRIL 19

61°F / 72°F
moderate drizzle

rain: 55% | wind: 18 mph

APRIL 20

46°F / 61°F
light drizzle

rain: 54% | wind: 9 mph

APRIL 21

36°F / 63°F
light drizzle

rain: 39% | wind: 8 mph

Water Temperature in Monongahela River: General Trends and Swimming Opportunities

Source Tygart Valley River
• location Pocahontas County, West Virginia
Mouth Ohio River
• location Pittsburgh, Pennsylvania
Length 130 mi (210 km)

The Monongahela River, located in the northeastern United States, flows through the state of Pennsylvania and is known for its role in the region's industrial and cultural history. The water temperature in the Monongahela River varies throughout the year. During the colder months, particularly in late fall and winter, the water temperature can drop significantly, often ranging between 30°F and 40°F (1°C to 4°C), making swimming unadvisable due to the cold and potential safety hazards. As the weather warms in spring and summer, the water temperature typically rises, reaching around 70°F to 80°F (21°C to 27°C) during the hottest months, which can make swimming more comfortable.

Swimming in the Monongahela River is generally not as popular as other forms of recreation such as boating or fishing, largely due to the river's strong currents and industrial history. However, there are areas with calmer stretches of water where swimming might be more feasible, particularly in the summer when the water temperature is more inviting. That said, caution is always advised, as the river can have varying water levels and swift currents, which may pose risks to swimmers. Public access points along the river provide opportunities for water activities like kayaking and canoeing, and although swimming is not the main draw, the river's scenic views and recreational facilities make it a popular spot for outdoor enthusiasts. As with any waterway, it's important to check for safety advisories before entering the river.

Geographical Location of Monongahela River

Nearby Rivers

Frequently Asked Questions About Monongahela River and its Water Temperatures

What is the current water temperature in Monongahela River?

The water temperature today in Monongahela River ranges from 46°F (7.9°C) to 51°F (10.4°C).

What is the water temperature in Monongahela River during the summer months?

The average water temperature in Monongahela River during the summer months is typically between 65°F to 71°F (19°C to 21°C), and it can reach up to 75°F (24°C) at its warmest. However, in some years, the temperature may exceed this range.

What is the water temperature in Monongahela River in May?

The average water temperature in Monongahela River in May ranges from 46°F to 70°F (8°C to 21°C).

What is the water temperature in Monongahela River in September?

The average water temperature in Monongahela River in September is typically between 52°F to 66°F (11°C to 19°C).

Where does Monongahela River flow?

Monongahela River flows through United States (Pennsylvania, West Virginia).

Is it possible to swim in the Monongahela River?

Yes, it is possible to swim in the Monongahela River. However, due to pollution and potential hazards, it's not always recommended.